JavaScript,HTML: skip JSX elements

[masatake]

This may fix the issue reported at
https://stackoverflow.com/questions/79395369/why-does-universal-ctags-fail-to-record-some-functions-in-the-tags-file-for-a-pr

TODO:

• add more test cases
• extract objects in JavaScript area in HTML area in JavaScript area

[codecov]

Codecov Report

Attention: Patch coverage is 95.76271% with 5 lines in your changes missing coverage. Please review.

Project coverage is 85.94%. Comparing base (263749e) to head (6c6799a).
Report is 19 commits behind head on master.

Files with missing lines	Patch %	Lines
parsers/jscript.c	91.07%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4191      +/-   ##
==========================================
+ Coverage   85.93%   85.94%   +0.01%     
==========================================
  Files         241      241              
  Lines       59187    59274      +87     
==========================================
+ Hits        50861    50944      +83     
- Misses       8326     8330       +4     

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[masatake]

@jafl Thank you for reviewing.
I will polish my change and add comments to the code before merging.

[masatake]

We should merge #4193 first.